Patent · US Expired

Controlling the thickness of an organic layer in an organic light-emiting device

US6513451B2 · kind B2 · utility

18Cited by
20References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 20, 2001
Grant dateFeb 4, 2003
Priority date
Expiry dateJul 25, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C14/12
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Apparatus for monitoring and controlling formation of organic layers by physical vapor deposition of organic materials in making organic light-emitting devices is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.